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→Underdrain
===Underdrain===
===Underdrain===
The diagram below displays permeable pavement cross sections showing full and partial infiltration designs.<ref>Greater Vancouver Regional District (GVRD). 2005. Stormwater Source Control Design Guidelines 2005. Prepared by Lanarc Consultants Limited, Kerr Wood Leidal Associates Limited and Goya Ngan. </ref> See [[Underdrains]] page for further guidance.
The diagram below displays permeable pavement cross sections showing full and partial infiltration designs.<ref>Greater Vancouver Regional District (GVRD). 2005. Stormwater Source Control Design Guidelines 2005. Prepared by Lanarc Consultants Limited, Kerr Wood Leidal Associates Limited and Goya Ngan. </ref> See [[Underdrains]] page for further guidance.
[[File:PermeablePaving CrossSection.png|border|Permeable Pavement cross sections showing full and partial infiltration designs. Source: GVRD, 2005]]
[[File:PermeablePaving CrossSection.png|border|500px|Permeable Pavement cross sections showing full and partial infiltration designs. Source: GVRD, 2005]]
===Access Structures===
===Access Structures===